The transverse crack in surfacing layer, porosity in bead edge and non fusion between layers are the defects that are liable to produce when multi layer surfacing is used.

Today, a greater cross-cultural shame is the paucity of Chinese fusion dishes on the same menus that ambitious, home-grown chefs fill with Japanese and other non-Chinese Asian hybrids.

Auditory fusion frequency (AFF) of impulse sound and paired pitch in 80 workers exposed to noise and 60 non exposed ones were measured to study the relationship between AFF and auditory fatigue.